Dust bag support fastening for portable suction cleaners



Jur-l 18, 1935. H, HERTZ 2,005,690

DUST BAG SUPPORT FASTENING FOR PORTABLE SUCTION CLEANERS FiledDec. 30, 1955 Patented June 18, 1935 l l f UNITED STATES. PATENT oFFi'cs DUST BAG SUPPORT FASTENING FOR PORTABLE SUCTION CLEANERS Hjalmar Hertz, New York, N. Y., assigner to The Singer Manufacturing Company, Elizabeth, N. J., a corporation of New Jersey Application December 30, 1933, Serial No. 704,'3'111 3 Claims. (Cl. 183-51) This invention relates to suction cleaners of the 100D '4 t0 105k the latter- The bands m and. JBhe pOI'table type comprising a, motopdriven II are also centrally indented into the loop I4, at suction-fan, suction-nome andy ldust-pag unit, I 6 and Il, respectively, tol grip andseeure the adapted to be held in the hand of the user for 100D. v the convenient cleaning 0f walphangings, drap- The bag i8 is of the usual construction having 5 eries, upholstered furniture, and the like, a reduced neck I9 and inwardly folded tubular An object of the invention is to provide sim- Dertien 23 Which isilighlly and Securely clamped pliled and improved means for Securing 9, dustto the reduced portion 5 of the connector' I by bag supporting device to the vcoupling collar or Ineens 0f lhevllsllel Clamping band 2|. The bagp 10 connector commonly used for detachably conneck COVeTS and Seels the Siete 5 7 and 8%" The ,10 necting the dust-bag to` the dustdischarge bag may be stitched at 22 to the free end of the Y opening or conduit ofthe suction-fan. rod I3 which is preferably mode of spring Wire With the above and other objects in view, as having sullioient stiffness to support the bas uny will hereinafter appear, the invention comprises der normal voperative conditions. f the devices, combinations and arrangements of The Present @OnSlllleiiOn nffOldS a` Simple. 15 parts hereinafter set forth and i11ustrated in the strong and secure means for fastening the dustaccompanying drawing of a preferred embodibeg supportr le to the Connector elernent.-Y The ment of the invention, from which the several lOOning 0f the IOd at its end-portion adjacent Jhe e features of the invention and the advantages CenneCtOl strengthens the pOITSOn 0f the IOd attained thereby will be readily understood by subjected to the greatest strain while in service. 20

those skilled in the art. n Having thus set forth the nature of the inven-v In the accompanying drawing, Fig. 1 is a side tien, What I Gleim hel"ein iS- 7 elevation, part1y in section, of la suction cleaner 1. In a dust-bag for a portable Suction cleaner. dust-bag embodying the invention. y Fig. 2 is a a tubular sheet-metal dust-bag COnnGCiOI having top plan view of the connector and dust-bagaplurality of spaced circumferentially extending 25 supporting rod. x Fig. 3 is a section on the line slots disposed side-bv-side and `affording e. plu- 3 3, Fig. 2, with the dust-bag attached ,to the rality of bands, one of said slots being curved to v connector. Fig. 4 is a section on the line 4 4, IJI'OVide an intermediate Delfi/i011 Which iS Cle- Fig. 2. Fig. 5 is a section on the line 5 5, Fig. 2. pressed below the inner cylindrical Well of Seid Fig. 6 is an inside fragmentary plan view of the COnneCtOr t0 fOIIn a Seat, and a dust-bag 511D- 30 connector and dust-bag-supporting rod and Fig. Deming `1001 having an end-,portion gripped by 7 is a perspective view of the dust-bag clamping said bands and received in said seat. band. 2. In a dust-bag fora portable suctioncleaner, The tubular connector vI is usually made of a tubular sheet-metal dust-bag connector having Sheet-metal and has at Aone end the bayoneta plurality of spaced circumferentially extending 35 joint slots 2, 2, andv internal circular seat 3 for slots disposed side-byeside and affording fa pluythe annular rubber sealing ring 4. The conT rality of bands, and a dust-bag supporting rod nector includes an end-portion 5 of reduced dihaving a looped end-portion gripped by said f ameter which is formed with a plurality of cirbands, one or more of said bands having portions cumferentially extending slots 6, 1 and 8, disindented into the looped end-portion of said sup- 40 rposed side-by-side and affording a plurality of porting rod. Y

clamping bands 9, I0, I I. 3. In a dust-bag for a portable suction cleaner, n The S1013 8 iS a Curved 0I Crescent-Shaped S1013 a tubular sheet-metal dust-bag connector having and affords an intermediate portion which iS acrescent-shaped slot therein aiording an interdepressed below the inner cylindrical wall of mediate portion which is depressed below-the 45 thev connector to form a seat I2.y The band IllV inner cylindrical wall of said connector to form is also inwardly depressed. a seat, a dust-bag supporting rod having at one The dust-bag Supporting I'Od I3 is provided end a loop received in said seat, a central portion at one end with an elongated loop I4 which of said seat being outwardly indented into said is passed alternately across opposite faces of loop to lock the latter, and means spaced from 50 the bands 9, I0 and II; the end of the loop said seat and cooperating with the latter to supv being received in the seat I2. A central porport said loop.

` tion I5 of the seat I2 is indented outwardly into HJALMAR-HERTZ. 

